#21978F

#21978F

Color Values

HEX

#21978F

RGB

33, 151, 143

HSL

175.9, 64.1%, 36.1%

HSV

175.9, 78.1%, 59.2%

CMYK

78.1%, 0.0%, 5.3%, 40.8%

OKLCH

0.6131 0.0992 187.9

Properties

Cool Light Nearest: darkcyan

Color Harmonies

Complementary

#21978F

#972129

Analogous

#219754

#216497

#21978F

Triadic

#21978F

#8F2197

#978F21

Split Complementary

#21978F

#972164

#975421

Tetradic

#21978F

#542197

#972129

#649721

Color Blindness Simulation

Original

#21978F

Protanopia

#545591

Deuteranopia

#4D4491

Tritanopia

#279293

Achromatopsia

#7D7D7D

CSS Usage

background-color: #21978F;
color: #21978F;
border-color: #21978F;
Nearest Tailwind: Teal 600 #0D9488

Tailwind Shades

50
#F3FCFB
100
#E3F7F6
200
#C4F2EF
300
#9BE9E4
400
#64DDD5
500
#2ED1C6
600
#25A79E
700
#1D867F
800
#176963
900
#144C49
950
#0D302E

Contrast Checker

Text on white

3.57:1

AA Fail AAA Fail

Text on black

5.89:1

AA Pass AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026